著者名,書名,版表示,出版者名,出版年,シリーズ名,番号,ISBN,ISSN,URL "Roberts, Ralph A.",A collection of examples and problems on conics and some of the higher plane curves,,Kessinger,,Kessinger Publishing's legacy reprints,,0548297932,,https://cir.nii.ac.jp/crid/1130000795191478528